Wallace: Cracking toast, Gromit.
Wallace: Ah, well, it's no use prevaricating about the bush.
Wallace: They're techno-trousers, ex-NASA, fantastic for walkies.
Wallace: It's the wrong trousers Gromit, and they've gone wrong.
Wallace: No more lodgers - more trouble than they're worth.
Continuity mistake: After Gromit runs away he starts looking at signs. In one shot, a blue sign goes over the one Gromit is reading (Room to Let), but in the next shot it's not. (00:12:20)
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Answer: It was added at the edit. During the animation, the animators just made little sprinkles on the characters so it would look like the rain actually hit them.